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CPT 80426: Serial FSH and LH Quantitative Assay, Four Timed Samples

CPT 80439: Two-Hour TRH Stimulation Test for TSH Measurement

CPT 80417: Stimulated Renin Measurement

CPT 80438: Thyroid-Stimulating Hormone Stimulation Test, One-Hour

CPT 80436: Metyrapone Stimulation Test for Cortisol and 11-Deoxycortisol

CPT 80432: Glucose and C‑peptide Testing During Insulin Stimulation

CPT 80412: CRH Stimulation Panel with Cortisol and ACTH Assays

CPT 80410: Calcitonin Stimulation Panel, Three Tests

CPT 80422: Arginine-Stimulated Glucose and Insulin, Three-Sample Assay

CPT 80434: Insulin Tolerance Test with Serial Glucose and Cortisol Measurements